Fatal error: Uncaught Error: Call to undefined function list_files() in /data01/c4931080/public_html/wp-content/plugins/ics-calendar/ics-calendar.php:102
Stack trace:
#0 /data01/c4931080/public_html/wp-content/plugins/ics-calendar/ics-calendar.php(86): r34ics_i18n_locales()
#1 /data01/c4931080/public_html/wp-includes/class-wp-hook.php(310): r34ics_load_textdomain_mofile('/data01/c493108...', 'ics-calendar')
#2 /data01/c4931080/public_html/wp-includes/plugin.php(205): WP_Hook->apply_filters('/data01/c493108...', Array)
#3 /data01/c4931080/public_html/wp-includes/l10n.php(781): apply_filters('load_textdomain...', '/data01/c493108...', 'ics-calendar')
#4 /data01/c4931080/public_html/wp-includes/l10n.php(952): load_textdomain('ics-calendar', '/data01/c493108...', 'en_GB')
#5 /data01/c4931080/public_html/wp-content/plugins/ics-calendar/ics-calendar.php(72): load_plugin_textdomain('ics-calendar', false, 'ics-calendar/i1...')
#6 /data01/c4931080/public_html/wp-includes/class-wp-hook.php(310): r34ics_load_plugin_textdomain('')
#7 in /data01/c4931080/public_html/wp-content/plugins/ics-calendar/ics-calendar.php on line 102